Knee pad



FIG. 1 is a perspective view from below and in front of the knee pad;

FIG. 2 is a perspective view from above and behind the knee pad thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof; the right side view being a mirror image;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict portions of the knee pad that form no part of the claimed design. 

CLAIM The ornamental design for a knee pad, as shown and described. 